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Any catastrophic damage
to the gate could cause sewage to back up
into the homes and streets of 3.6 million people
to the gate could cause sewage to back up
into the homes and streets of 3.6 million people
Full Transcript
00:00:01.000 --> 00:00:03.042
Any catastrophic damage
to the gate
00:00:03.414 --> 00:00:06.514
could cause sewage to back up
into the homes and streets
00:00:06.518 --> 00:00:09.108
of 3.6 million people.
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Movie Summary
An up-close look at the heroes that keep America's sewer systems running.